Pith Number

pith:NIDGDSVH

pith:2012:NIDGDSVHSWKZH4WKDUWZNXF7Z3

not attested not anchored not stored refs pending

Interacting Ricci Dark Energy and its Statefinder Description

Surajit Chattopadhyay

arxiv:1204.3528 v1 · 2012-04-13 · gr-qc

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{NIDGDSVHSWKZH4WKDUWZNXF7Z3}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more · Embed verified badge

Record completeness

1 Bitcoin timestamp

2 Internet Archive

3 Author claim open · sign in to claim

4 Citations open

5 Replications open

✓ Portable graph bundle live · download bundle · merged state

The bundle contains the canonical record plus signed events. A mirror can host it anywhere and recompute the same current state with the deterministic merge algorithm.

Receipt and verification

First computed	2026-05-18T03:57:51.286300Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6a0661caa7959593f2ca1d2d96dcbfcece30f7bc58524f22a2ae371b8b74a2c0

Aliases

arxiv: 1204.3528 · arxiv_version: 1204.3528v1 · doi: 10.48550/arxiv.1204.3528 · pith_short_12: NIDGDSVHSWKZ · pith_short_16: NIDGDSVHSWKZH4WK · pith_short_8: NIDGDSVH

Agent API

Resolver JSON Graph JSON Events JSON Schema Signing key

Verify this Pith Number yourself

curl -sH 'Accept: application/ld+json' https://pith.science/pith/NIDGDSVHSWKZH4WKDUWZNXF7Z3 \
  | jq -c '.canonical_record' \
  | python3 -c "import sys,json,hashlib; b=json.dumps(json.loads(sys.stdin.read()), sort_keys=True, separators=(',',':'), ensure_ascii=False).encode(); print(hashlib.sha256(b).hexdigest())"
# expect: 6a0661caa7959593f2ca1d2d96dcbfcece30f7bc58524f22a2ae371b8b74a2c0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ced064066c67f71c9c686a79c140c95cb9dd8a0262823920583938f200486a43",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2012-04-13T05:03:43Z",
    "title_canon_sha256": "67d1b6ebc2b71cb6ea7769813b1c3f7b809f58eac4c66d8b280c0b5a20de76b4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1204.3528",
    "kind": "arxiv",
    "version": 1
  }
}